This is the Reedy 6.0V 5A Voltage Regulator.
Allows the use of 7.4V 2-cell LiPos batteries as the power source
for standard receivers and servos in nitro powered vehicles
One 6.0V 5A Voltage Regulator
Installation between the switch harness and receiver
Length: 28.5mm (1.1")
Width: 37.5mm (1.5")
Height: 8mm (0.31")